body {
    flex-direction: column;
    max-width: 375px;
    height: 100vh;
    font-size: .13rem;
}

/* 顶部栏部分 Start */
.header {
    height: .5rem;
    /* background-color: lightblue; */
    color: rgb(51, 51, 51);
    font-size: .2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: white;
    z-index: 200;
    width: 100%;
}

.header .back {
    width: 1.12rem;
    height: .34rem;
    border: 1px solid #f3f3f4;
    /* #f3f3f4 */
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    position: fixed;
    top: .08rem;
    left: .12rem;
}

.header .back span {
    font-size: .24rem;
    color: rgb(80, 80, 80);
}

.header .back a,
.header span {
    height: 100%;
    width: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header .back a {
    border-left: .01rem solid #f3f3f4;
}

.header p {
    text-align: center;
    line-height: .5rem;
}

/* 顶部栏部分 End */

/* 内容部分 Start */
.body {
    flex: 1;
    background: #f7f8fa;
    padding: .6rem .1rem .6rem;
    width: 100vw;
    display: flex;
    flex-direction: column;
}

.content {
    padding: .05rem .2rem .1rem;
}

.content h2 {
    font-size: .2rem;
    font-weight: bold;
    margin: 0;
    line-height: 2;
}

.content p {
    display: block;
    margin-block-start: .16rem;
    margin-block-end: .16rem;
    font-size: .18rem;
    line-height: 1.5;
    word-break: break-all;
}

.content img {
    width: .25rem;
    height: .2rem;
    margin-right: .05rem;
    vertical-align: top;
    margin-top: .1rem;
}

/* 内容部分 End */

/* 底部栏部分 Start */
.footer {
    height: .5rem;
    background-color: white;
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    font-size: .12rem;
    right: 0;
    justify-content: space-around;
}

.footer .item {
    width: .75rem;
    height: 100%;
}

.footer .item a {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer .item span {
    font-size: .25rem;
}

.footer .item.active a {
    color: rgb(219, 84, 47);
}

/* 底部栏部分 End */